APA (7th ed.) Citation

Braffort, P., & Hirschberg, D. (1963). Computer programming and formal systems. North-Holland.

Chicago Style (17th ed.) Citation

Braffort, P., and D. Hirschberg. Computer Programming and Formal Systems. Amsterdam: North-Holland, 1963.

MLA (9th ed.) Citation

Braffort, P., and D. Hirschberg. Computer Programming and Formal Systems. North-Holland, 1963.